1389742909555

Names of 1389742909555

• Cardinal: 1389742909555 can be written as One trillion, three hundred eighty-nine billion, seven hundred forty-two million, nine hundred nine thousand, five hundred fifty-five.

Scientific notation

• Scientific notation: 1.389742909555 × 10¹²

Factors of 1389742909555

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4815

Divisors of 1389742909555

• Number of divisors d(n): 288
• Complete list of divisors:
  1 5 7 11 13 17 29 35 49 55 65 77 85 91 119 143 145 187 203 221 245 289 319 377 385 455 493 539 595 637 715 833 935 1001 1015 1105 1309 1421 1445 1547 1595 1885 2023 2233 2431 2465 2639 2695 3179 3185 3451 3757 4147 4165 4733 5005 5423 6409 6545 7007 7105 7735 8381 9163 10115 10829 11165 12155 13195 14161 15631 15895 17017 17255 18473 18785 20735 22253 23665 24157 26299 27115 29029 32045 33131 35035 37961 41327 41905 44863 45815 52063 54145 58667 61529 70499 70805 78155 80461 85085 92191 92365 108953 111265 119119 120785 131495 137257 145145 155771 165655 184093 189805 203203 206635 224315 231917 260315 265727 289289 293335 307645 314041 352495 364441 402305 410669 430703 460955 493493 544765 563227 595595 645337 676819 686285 762671 778855 885071 920465 960799 1016015 1045993 1159585 1198483 1328635 1367837 1446445 1509827 1570205 1784341 1822205 2025023 2053345 2153515 2333369 2467465 2551087 2816135 3014921 3226685 3384095 3454451 3813355 3942589 4425355 4517359 4737733 4803995 5229965 5338697 5992415 6195497 6725593 6839185 7321951 7549135 8389381 8921705 9574859 10125115 10568789 11505923 11666845 12490387 12755435 15046207 15074605 16333583 17272255 17781881 19627751 19712945 22586795 23688665 25667059 26693485 30333797 30977485 33164131 33627965 36609755 39667273 41946905 43368479 47874295 51253657 52843945 57529615 58725667 62451935 67024013 73981523 75231035 80541461 81667915 87432709 88909405 98138755 105323449 114335081 124473167 128335295 137394257 151668985 165820655 179669413 195600691 198336365 212336579 216842395 256268285 277670911 293628335 333671767 335120065 369907615 402707305 436340003 437163545 515674549 526617245 563790227 571675405 622365835 686971285 737264143 871312169 898347065 961759799 978003455 1061682895 1257685891 1369204837 1388354555 1486356053 1668358835 1943696377 2181700015 2335702369 2578372745 2818951135 3054380021 3609721843 3686320715 4356560845 4808798995 5672420039 6288429455 6846024185 7431780265 9584433859 9718481885 11678511845 15271900105 16349916583 18048609215 21380660147 25268052901 28362100195 39706940273 47922169295 81749582915 106903300735 126340264505 198534701365 277948581911 1389742909555
• Sum of all divisors σ(n): 2505089643840
• Sum of proper divisors (its aliquot sum) s(n): 1115346734285
• 1389742909555 is a deficient number, because the sum of its proper divisors (1115346734285) is less than itself. Its deficiency is 274396175270

Bases of 1389742909555

• Binary: 10100001110010011001000011110100001110011₂
• Hexadecimal: 0x1439321E873
• Base-36: HQFT1NXV

Squares and roots of 1389742909555

• 1389742909555 squared (1389742909555²) is 1931385354658396910298025
• 1389742909555 cubed (1389742909555³) is 2684129102254876095229599605670128875
• The square root of 1389742909555 is 1178873.5765785065
• The cube root of 1389742909555 is 11159.5022044369

Scales and comparisons

• 1,389,742,909,555 seconds is equal to 44,189 years, 27 weeks, 2 days, 9 hours, 5 minutes, 55 seconds.
• To count from 1 to 1,389,742,909,555 would take you about one hundred ten thousand, four hundred seventy-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1389742909555 cubic inches would be around 930 feet tall.

Recreational maths with 1389742909555

• 1389742909555 backwards is 5559092479831
• The number of decimal digits it has is: 13
• The sum of 1389742909555's digits is 67
• More coming soon!